Visitors take a look at a booth during the Vancouver Gem and Mineral Show held in Vancouver, Canada, on March 23, 2018. (Xinhua/Liang Sen)
Take a closer look at Vancouver Gem and Mineral Show
Source: Xinhua| 2018-03-24 15:35:08|Editor: pengying
Visitors take a look at a booth during the Vancouver Gem and Mineral Show held in Vancouver, Canada, on March 23, 2018. (Xinhua/Liang Sen)
